Colt L4-1597cc 1.6L SOHC Turbo (1985)
Idle Speed: Technical Service Bulletins
A/C Idle Up - Adjustment Procedure
Models
1985 Colt & Colt Vista With Air Conditioning
Subject
A/C Idle-Up Adjustment Procedure
Index
FUEL
Date
January 7, 1985
No..
14-65-84
The A/C idle-up speed adjustment procedure for subject model vehicles was inadvertently omitted from the 1985 Colt Service
Manual, Publication #81-270-5011, and 1985 Colt Vista Service
Manual, Publication #81-270-5012.
The attached adjustment procedure should be copied and added to or noted on page 14-15 of Colt Service Manual and page 14-19 of Colt
Vista Service Manual.
POLICY:
Information only
ADJUSTMENT PROCEDURE
Install tachometer and prepare vehicle for idle setting as follows:
^
Bring engine to full operating temperature (coolant temperature 185~ to 205~ F).
^
All lights and accessories off.
^
Transaxle in neutral.
^
Radiator fan off (disconnect fan if necessary).
^
Parking brake applied.
^
Vehicles with power steering - position the front wheels straight ahead to prevent loading the pump.
1.
Be certain curb idle speed is set to emission label specifications. Adjust if necessary.
2.
Check throttle opener set engine Speed and adjust if out of specification, using the 1985 Colt Service Manual procedure on page 14-15 and 1985
Colt Vista Service Manual procedure on page 14-9.
"Throttle opener set engine speed specifications."
750 +/- 50 RPM - Colt Vista 850 +/- 50 RPM - Colt
3.
Turn air conditioning on with blower on low speed.
